GPS is in geosynchronous orbit, insanely far from the Earth's surface. You can't get chain-reaction collisions to happen at such an outrageously high orbit. T

GPS is in geosynchronous orbit, insanely far from the Earth's surface. You can't get chain-reaction collisions to happen at such an outrageously high orbit. That amount of mass you'd have to put into orbit is just insane. It's like trying to crash the moon.